| article html file updated | 14 August 2026 13:59 CEST | Update | https://www.mdpi.com/1422-0067/18/4/884 |
| article html file updated | 8 February 2020 04:06 CET | Update | N/A |
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| article pdf uploaded. | 21 April 2017 12:18 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/4/884/pdf |
